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9XPD

Crystal Structure of Redesigned HasAsm Variant (51-mutation) with Heme

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Hemophore HasApolymer17618513.01UniProt (Q54450)Serratia marcescensHeme acquisition system protein A
2B
(A)
IMIDAZOLEnon-polymer69.11Chemie (IMD)
3C
(A)
CITRIC ACIDnon-polymer192.11Chemie (CIT)
4D
(A)
GLYCEROLnon-polymer92.11Chemie (GOL)
5E
(A)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.51Chemie (HEM)
6F, G
(A)
SODIUM IONnon-polymer23.02Chemie (NA)
7H
(A)
waterwater18.092Chemie (HOH)
Sequence modifications
A: 1 - 176 (UniProt: Q54450)
PDBExternal DatabaseDetails
Leu 11Phe 11engineered mutation
Asp 12Gly 12engineered mutation
Asn 13Gly 13engineered mutation
Leu 14Tyr 14engineered mutation
Thr 15Ser 15engineered mutation
Leu 16Ile 16engineered mutation
Gln 17His 17engineered mutation
Glu 18Asp 18engineered mutation
Phe 19Tyr 19engineered mutation
Phe 20Leu 20engineered mutation
Asn 21Gly 21engineered mutation
Glu 22Gln 22engineered mutation
Ala 25Ser 25engineered mutation
Ser 26Thr 26engineered mutation
Thr 58Ser 58engineered mutation
Lys 61Ala 61engineered mutation
Asp 62Asn 62engineered mutation
Gly 63Gln 63engineered mutation
Thr 88Gln 88engineered mutation
Ala 93Ser 93engineered mutation
Asn 96Asp 96engineered mutation
Ser 102Asp 102engineered mutation
Ser 103Thr 103engineered mutation
Thr 104Ser 104engineered mutation
Thr 109Gln 109engineered mutation
Glu 110Val 110engineered mutation
Gln 112Asp 112engineered mutation
Phe 113Val 113engineered mutation
Arg 114Ser 114engineered mutation
Leu 115Phe 115engineered mutation
Gly 119Asn 119engineered mutation
Trp 120Leu 120engineered mutation
Thr 121Ser 121engineered mutation
Glu 123Leu 123engineered mutation
Ile 124Gln 124engineered mutation
Ser 125Ala 125engineered mutation
Glu 126Gln 126engineered mutation
Ser 144Thr 144engineered mutation
Thr 145Gly 145engineered mutation
Pro 146Ala 146engineered mutation
Leu 148Glu 148engineered mutation
Gln 149Thr 149engineered mutation
Asn 153Gly 153engineered mutation
Gln 154Ile 154engineered mutation
Gln 156Asp 156engineered mutation
Gln 157Asp 157engineered mutation
Thr 162Val 162engineered mutation
Met 167Asp 167engineered mutation
Glu 168Gln 168engineered mutation
Ile 169Val 169engineered mutation
Arg 170Ala 170engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight18513.0
Non-Polymers*Number of molecules6
Total formula weight1015.8
All*Total formula weight19528.8
*Water molecules are not included.

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PDB entries from 2026-03-11

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